Orphans out to save the world

The Emerald Atlas begins on a snowy Christmas Eve, when three toddlers are taken from their parents and placed in an orphanage in Boston. Ten years and 12 orphanages later, 14-year-old Kate (who promised her mother to keep her younger siblings safe that fateful night), 12-year-old Michael and 11-year-old Emma find themselves in the Edgar Allan Poe Home for Hopeless and Incorrigible Orphans....